Silentnight Warm & Cosy Double 13.5 Tog Winter Duvet Extra Warm Thick Slumberdown All Seasons 15 Tog King Size Duvet 4.5 Tog Cool Summer Silentnight Warm & Cosy Super King 15 Tog Winter Duvet Extra Warm Thick Heavyweight Cosy Winter Quilt Duvet Ideal for Cold Nights Hypoallergenic and Machine Washable Super King 260x220cm Winter Extra Warm 15 Tog Microfibre Soft Like Down Duvet With Non Amazon shoppers snap up 'warm and cosy' 15 tog duvet ahead of winter. COSY Snuggle up on colder nights with this supremely soft duvet that is filled with fluffy fibre filling to keep you warm and comfortable as you sleep 15 TOG The 15 tog rating is perfect for cold winter seasons and will help to keep you at a cosy and comfortable temperature for optimum sleep SOFT TOUCH Covered in a soft microfiber fabric that is smooth to the touch HYPOALLERGENIC This product does not contain any materials likely to cause allergies MADE IN THE UK Made in the UK, super king size duvet, machine washable